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学校合唱队人数在40至60人之间，男生与女生的人数比是7：6，合唱队中男生有（ ）人。
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【简答题】瑞士心理学家皮亚杰按照认知发展程度的不同,可以将儿童游戏划分为: _________ 、 _________ 、 __________
【单选题】I have something__________to discuss with you.
A.
personal
B.
funny
C.
likely
D.
trial
【简答题】II.完形填空(20分) When I had something difficult to do, I used to ask my mother for help. But she always said, “Do it yourself, dear.” I was not __11__ at all. I thought she was the __12__ mother in the wo...
【简答题】suspected h. Change or cause to change in form or nature. 9. mutate i. Being able to be spread from one person or organism to another by direct or indirect contact. 10. contagious j. Make a disease or...
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